311133790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{2837}}^1$

素因数の和:3852

約数の個数: 32

約数和(自身を含む): 611781984

約数和(自身を除く): 300648194

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 997, 1994, 2837, 4985, 5674, 9970, 10967, 14185, 21934, 28370, 31207, 54835, 62414, 109670, 156035, 312070, 2828489, 5656978, 14142445, 28284890, 31113379, 62226758, 155566895, 311133790]

約数ペア:

[(1, 311133790), (2, 155566895), (5, 62226758), (10, 31113379), (11, 28284890), (22, 14142445), (55, 5656978), (110, 2828489), (997, 312070), (1994, 156035), (2837, 109670), (4985, 62414), (5674, 54835), (9970, 31207), (10967, 28370), (14185, 21934)]